View Code of Problem 43

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
int main (){
	char s[100], str[100];
	int flag = 0, cnt = 0;
	scanf("%s", s);
	for(int i = 0;i < strlen(s);i++){
		if(isalpha(s[i])){
			str[cnt++] = s[i];
		}
	}
	printf("%s\n", str);

	return 0;
}